Independent Operational Group Narew
[Image:Poland1939 GermanPlanMap.jpg|thumb|right|300px|Forces as of 31 August and German plan of attack.]
[Image:Poland2.jpg|thumb|right|300px|Forces as of 14 September with troop movements up to this date.]
[Image:Poland1939 after 14 Sep.png|thumb|right|300px|Forces after 14 September with troop movements after this date]
Independent Operational Group Narew was one of the Polish Army Corps that defended Poland during the Invasion of Poland in 1939. It was created on 23 March 1939 and was commanded by general Czesław Młot-Fijałkowski.
Tasks
SGO Narew was to defend the north-eastern frontline near the Lithuanian border, and prevent the German forces from crossing Narew and Biebrza rivers. It was to secure the left flank of Modlin Army.Operational history
The SGO Narew was defeated in the battle of Zambrów on 6 September, with the 18th Infantry Division being mostly destroyed. The remaining units retreated to Puszcza Białowieska large forest complex, and were later incorporated into Independent Operational Group Polesie.Organization
The commander of the unit was general Czesław Młot-Fijałkowski. His chief of staff was colonel Stanisław Podkowiński.It consisted of 2 infantry divisions and 2 cavalry brigades:
- Polish [18th Infantry Division|18th Infantry Division].
- 33rd [Infantry Division (Poland)|33rd Infantry Division].
- Podlaska Cavalry Brigade.
- Suwalska Cavalry Brigade.
- Polish 151st Fighter Escadrille
- Reconnaissance Squadron 51
- Polish 13th Observation Escadrille
- Liaison Platoon No. 9